:root {
  --bg: #0B0A0E;
  --bg-deep: #07101a;
  --cream: #F2EDE4;
  --muted: rgba(242, 237, 228, 0.62);
  --soft: rgba(242, 237, 228, 0.38);
  --amber: #D9A465;
  --cyan: #00bae2;
  --green: #65d38d;
  --pink: #db3c8a;
  --line: rgba(242, 237, 228, 0.12);
  --glass: rgba(255, 255, 255, 0.055);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 72% 0%, rgba(217, 164, 101, 0.12), transparent 28rem),
    radial-gradient(circle at 12% 18%, rgba(0, 186, 226, 0.08), transparent 24rem),
    var(--bg);
  color: var(--cream);
  font-family: "Barlow", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.11;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .55 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

body.menu-open {
  overflow: hidden;
}

body > * {
  position: relative;
  z-index: 1;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
video {
  display: block;
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

.serif {
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-weight: 400;
}

.shell {
  width: min(100% - 40px, 1240px);
  margin: 0 auto;
}

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px max(20px, 4vw);
  background: linear-gradient(180deg, rgba(11, 10, 14, 0.94), rgba(11, 10, 14, 0));
}

.brand {
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  letter-spacing: -0.01em;
}

.brand span {
  color: var(--amber);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.045);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.nav-links a {
  padding: 10px 15px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-links a:hover,
.nav-links a.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}

.nav-cta,
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 12px 22px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #efc27f, var(--amber));
  color: #171514;
  font-weight: 650;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.btn-primary:hover,
.nav-cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 12px 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--cream);
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.btn-ghost:hover {
  border-color: var(--amber);
  color: var(--amber);
  transform: translateY(-2px);
}

.nav-burger {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.045);
  color: var(--cream);
  cursor: pointer;
}

.nav-burger span {
  display: block;
  width: 18px;
  height: 1px;
  margin: 5px auto;
  background: currentColor;
  transition: transform 0.25s ease;
}

.nav-burger.is-open span:first-child {
  transform: translateY(3px) rotate(45deg);
}

.nav-burger.is-open span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 45;
  display: grid;
  place-items: center;
  background: rgba(11, 10, 14, 0.97);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu nav {
  display: grid;
  gap: 24px;
  text-align: center;
}

.mobile-menu a {
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-size: clamp(2.1rem, 12vw, 4.2rem);
}

.hero {
  min-height: 100svh;
  padding: 126px 0 42px;
  display: grid;
  align-items: end;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(320px, 1.06fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.hero-copy h1,
.page-title {
  margin: 0;
  max-width: 760px;
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: clamp(3.25rem, 7vw, 7.2rem);
  line-height: 0.9;
  letter-spacing: -0.018em;
}

.hero-copy h1 span,
.page-title span,
.section-title span {
  color: var(--amber);
}

.lead {
  max-width: 580px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  line-height: 1.75;
  font-weight: 300;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.visual-stage {
  min-height: 620px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: #090b0e;
  box-shadow: 0 44px 120px rgba(0, 0, 0, 0.48);
}

.visual-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(11, 10, 14, 0.2), rgba(11, 10, 14, 0.76)),
    var(--stage-image, none) center/cover;
  opacity: 0.86;
}

.scan-ring,
.scan-ring::before,
.scan-ring::after {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 64%;
  aspect-ratio: 1 / 0.28;
  border: 1px solid rgba(217, 164, 101, 0.72);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(-6deg);
  box-shadow: 0 0 32px rgba(217, 164, 101, 0.18);
}

.scan-ring::before,
.scan-ring::after {
  content: "";
  width: 82%;
  top: 12%;
  opacity: 0.55;
}

.scan-ring::after {
  top: 88%;
  opacity: 0.34;
}

.signal-node {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 18px var(--amber);
}

.node-a { left: 17%; top: 22%; }
.node-b { right: 20%; top: 29%; }
.node-c { right: 28%; bottom: 20%; background: var(--cyan); box-shadow: 0 0 18px var(--cyan); }

.stage-label {
  position: absolute;
  right: 28px;
  display: grid;
  gap: 4px;
  color: var(--amber);
  font-weight: 650;
  letter-spacing: 0.04em;
}

.stage-label small {
  color: rgba(255, 255, 255, 0.54);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.stage-label.top { top: 72px; }
.stage-label.bottom { bottom: 72px; }

.section {
  padding: clamp(74px, 10vw, 132px) 0;
}

.section-head {
  display: grid;
  grid-template-columns: 0.95fr 1fr;
  gap: 36px;
  align-items: end;
  margin-bottom: 46px;
}

.section-kicker {
  margin: 0 0 14px;
  color: rgba(217, 164, 101, 0.72);
  font-size: 0.76rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
}

.section-title {
  margin: 0;
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2.4rem, 5vw, 5rem);
  line-height: 0.95;
}

.section-copy {
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.75;
  font-weight: 300;
}

.capability-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.capability {
  min-height: 170px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
}

.capability svg {
  width: 32px;
  height: 32px;
  color: var(--accent, var(--amber));
}

.capability h3 {
  margin: 24px 0 8px;
  font-size: 1rem;
}

.capability p {
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.88rem;
  line-height: 1.6;
}

.wide-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.04);
}

.wide-panel img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.panel-copy {
  padding: clamp(28px, 5vw, 60px);
  align-self: center;
}

.panel-copy h2 {
  margin: 0;
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 0.98;
  font-weight: 400;
}

.panel-copy p {
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.75;
}

.case-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.case-filter {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: rgba(255, 255, 255, 0.72);
  padding: 10px 16px;
  cursor: pointer;
}

.case-filter.is-active {
  border-color: var(--amber);
  background: var(--amber);
  color: #171514;
}

.case-wall {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr;
  gap: 18px;
}

.case-card {
  min-height: 330px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  background: #111;
}

.case-card.is-hidden {
  display: none;
}

.case-card.tall {
  min-height: 470px;
}

.case-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.04), rgba(0, 0, 0, 0.82)),
    var(--case-image) center/cover;
  transition: transform 0.65s ease;
}

.case-card:hover::before {
  transform: scale(1.045);
}

.case-body {
  position: relative;
  z-index: 1;
  padding: 26px;
}

.case-meta {
  color: var(--amber);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.case-body h2 {
  margin: 10px 0;
  max-width: 560px;
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-size: clamp(1.8rem, 3vw, 3.2rem);
  line-height: 0.96;
  font-weight: 400;
}

.case-body p {
  max-width: 540px;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.58;
}

.case-stack {
  display: grid;
  gap: 18px;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 22px;
}

.metric {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: 16px;
}

.metric strong {
  display: block;
  color: var(--amber);
  font-family: "Instrument Serif", Georgia, serif;
  font-style: italic;
  font-size: 2.1rem;
  font-weight: 400;
}

.metric span {
  color: rgba(255, 255, 255, 0.52);
  font-size: 0.86rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.86fr 1fr;
  gap: clamp(32px, 6vw, 84px);
  align-items: center;
}

.contact-list {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.78);
}

.contact-item svg {
  width: 22px;
  height: 22px;
  color: var(--amber);
}

.contact-form {
  padding: clamp(22px, 4vw, 40px);
  border: 1px solid rgba(217, 164, 101, 0.35);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.065);
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.44), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.field label {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.82rem;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.24);
  color: var(--cream);
  padding: 13px 14px;
  outline: none;
}

.field textarea {
  min-height: 132px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--amber);
}

.form-status {
  min-height: 22px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.88rem;
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.quick-card {
  min-height: 190px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
}

.quick-card svg {
  width: 30px;
  height: 30px;
  color: var(--accent, var(--amber));
}

.quick-card h3 {
  margin: 18px 0 8px;
}

.quick-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.52);
  line-height: 1.55;
  font-size: 0.88rem;
}

.map-band {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.035);
}

.map-visual {
  min-height: 220px;
  background:
    linear-gradient(90deg, rgba(11, 10, 14, 0.22), rgba(11, 10, 14, 0.72)),
    url("/assets/img/360/bg-sektorler.jpeg") center/cover;
}

.map-copy {
  padding: 28px;
  align-self: center;
}

.site-footer {
  padding: 54px max(20px, 4vw) 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 0.7fr);
  gap: 28px;
}

.footer-grid h4 {
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.footer-grid a,
.footer-grid p {
  display: block;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.7;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 44px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.86rem;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 980px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-burger {
    display: block;
  }

  .hero-grid,
  .section-head,
  .wide-panel,
  .case-wall,
  .contact-layout,
  .map-band {
    grid-template-columns: 1fr;
  }

  .visual-stage {
    min-height: 460px;
  }

  .capability-row,
  .quick-grid,
  .metric-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 620px) {
  .shell {
    width: min(100% - 28px, 1240px);
  }

  .site-nav {
    padding: 16px;
  }

  .hero {
    padding-top: 104px;
  }

  .hero-copy h1,
  .page-title {
    font-size: clamp(3rem, 18vw, 4.7rem);
  }

  .visual-stage {
    min-height: 360px;
    border-radius: 18px;
  }

  .capability-row,
  .quick-grid,
  .metric-strip,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .case-card,
  .case-card.tall {
    min-height: 360px;
  }

  .footer-bottom {
    flex-direction: column;
  }
}